Paper corrugating roller of stacked discs and removable outer face gear sectors

摘要

A composite corrugating roller which includes: a plurality of discs (101) made from materials substantially less dense than steel; and a plurality of removable gear sectors attached to the outer edge of each disc to provide a corrugated outer edge (104) thereof. The discs are mounted to a common axle so as to rotate therewith. (61) Addition to 569425